How do I approach System Design interview questions?

System Design questions require understanding of core concepts and practice. PracHub provides solutions with explanations to help you master system design interviews.

What difficulty level is this interview question?

This is a medium difficulty System Design question, commonly asked during Onsite rounds at Meta.

What role is this question designed for?

This question is commonly asked for Software Engineer candidates at Meta during technical interviews.

Design an online chess platform | Meta Interview Question

Q: Design an online chess platform

This question evaluates a candidate's system design skills, specifically real-time distributed systems, stateful service design, matchmaking logic, low-latency gameplay, rule and clock enforcement, persistence, and reconnection handling.

Design an online chess platform.

Requirements:

User matchmaking (ranked/unranked).
Real-time gameplay with low latency moves.
Enforce game rules and clocks (timers).
Persist game history and allow reconnection.

Out of scope: advanced cheat detection, analysis engine.

Design an online chess platform

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